What is the Greatest Common Factor of 23915 and 23930?

Greatest common factor (GCF) of 23915 and 23930 is 5.

GCF(23915,23930) = 5

We will now calculate the prime factors of 23915 and 23930, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 23915 and 23930.

How to find the GCF of 23915 and 23930?

We will first find the prime factorization of 23915 and 23930. After we will calculate the factors of 23915 and 23930 and find the biggest common factor number .

Step-1: Prime Factorization of 23915

Prime factors of 23915 are 5, 4783. Prime factorization of 23915 in exponential form is:

23915 = 5¹ × 4783¹

Step-2: Prime Factorization of 23930

Prime factors of 23930 are 2, 5, 2393. Prime factorization of 23930 in exponential form is:

23930 = 2¹ × 5¹ × 2393¹

Step-3: Factors of 23915

List of positive integer factors of 23915 that divides 23915 without a remainder.

1, 5, 4783

Step-4: Factors of 23930

List of positive integer factors of 23930 that divides 23915 without a remainder.

1, 2, 5, 10, 2393, 4786, 11965

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 23915 and 23930. The biggest common factor number is the GCF number.
So the greatest common factor 23915 and 23930 is 5.

Also check out the Least Common Multiple of 23915 and 23930